Front End Developer

We are building a modern, AI-ready, cloud-based Contact Center Dialer solution for outbound and blended call centers. Our product is powered by FreeSWITCH on the telephony layer and Node.js for backend services. We're a compact 3-member dev team (SIP Engineer, Backend Engineer, Frontend Developer) building from the ground up with a focus on speed, stability, and usability.

We're looking for a Frontend Developer who will own the user interface for both the Agent Panel and the Admin Dashboard. You’ll work closely with backend and SIP engineers to deliver real-time, responsive, and intuitive UIs for managing campaigns, monitoring calls, and controlling dialer behavior.

Key Responsibilities

• Design and develop front-end components using React.js
• Implement real-time updates using WebSockets (Socket.io)
• Integrate REST APIs for user management, campaign control, and reporting
• Build UI elements for:
• Agent login, call controls (dial, hangup, transfer)
• Real-time agent status and dashboards
• Campaign creation and monitoring
• Call logs, reports, and recordings
• Ensure a clean, responsive, and intuitive user experience
• Collaborate closely with backend and SIP developers

Must-Have Skills

• Strong proficiency in React.js, JavaScript (ES6+), HTML5, CSS3
• Experience with Tailwind CSS or equivalent CSS frameworks
• Familiarity with Redux / Zustand / Context API
• Experience with WebSocket (Socket.io or native)
• Proficient in REST API integration (Axios / Fetch)
• Git version control and collaborative development practices

Good-to-Have

• Experience in contact center or VoIP-related applications
• Knowledge of WebRTC and browser-based call control interfaces
• Understanding of SIP call flows and FreeSWITCH/Asterisk
• UI/UX design sensibility
• Experience in building admin dashboards or CRM-like UIs

What We Offer

• Be part of an early-stage, product-building journey
• High ownership and fast decision-making
• Remote flexibility and agile work style
• Opportunity to shape product features and roadmap

Job Types: Full-time, Permanent

Pay: ₹30,000.00 - ₹50,000.00 per month

Benefits:

• Flexible schedule
• Work from home

Schedule:

• Day shift

Supplemental Pay:

• Performance bonus

Ability to commute/relocate:

• New Town, Kolkata, West Bengal: Reliably commute or planning to relocate before starting work (Preferred)

Experience:

• React: 2 years (Preferred)

Location:

• New Town, Kolkata, West Bengal (Preferred)

Work Location: In person